依次填入下面一段文字横线处的语句，衔接最恰当的一组是（ ） 内心里拥有善，________________，________________，_________________。积淀在我们血液里的和融化在我们脚步中的，都是这样一点一滴播撒和积累下的善。___________________，从而形成一泓循环的水流，_________________，_________________。①看见贫穷而情不自禁地产生同情②看见寒冷而愿意去雪中送炭③才会看见弱小而自觉前去扶助④我们在感动别人的同时，也被别人感动着⑤滋润着我们哪怕苦涩而艰难的日子⑥帮助我们度过相濡以沫的人生

How long ago ______ you ______ the English Club —I ______it since two years ago.

It is said that this project will take ________ two to three years, and cost about 200 million yuan

________ the machine begins to work, you can’t stop it _____.

Our parents often tell us not alone in the river in summer.